var styleInit="<STYLE>.etopic {display: none;} </STYLE>";
if (document.layers) styleInit="<STYLE>body {marginleft: -7; margintop: -7;}</STYLE>";
if (navigator.userAgent.indexOf("Gecko")!=-1) styleInit="<STYLE>body {margin-left: 0; margin-top: 0;}</STYLE>";document.write(styleInit);var keyLast="";

function nav(keyb) {
if (keyb!=""){
	var el="";var idDiv="id"+keyb;
	if (document.layers) el=document.ids[idDiv]; 
		else el=document.all[idDiv].style;
	if (el.display=="") { el.display="block"; }
		else {el.display=""; }
	}

url="http://odastyle.dd";


//if (keyLast!="") {
	img = "arr"+keyb;
	if (document.images[img].src== url+'/img/desigh/arrow_up.gif')	 ref = "/img/desigh/arrow_down.gif";
		else ref = "/img/desigh/arrow_up.gif";
	document.images[img].src = ref;
//alert (document.images[img].src );
//	keyLast=keyb;


}


//==================================================


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


MM_preloadImages('/img/desigh/menu_left/doors_room_a.gif','/img/desigh/menu_left/doors_steel_a.gif');

//MM_preloadImages('/img/base/doors/1.jpg','/img/base/doors/2.jpg','/img/base/doors/3.jpg','/img/base/doors/4.jpg','/img/base/doors/5.jpg','/img/base/doors/6.jpg','/img/base/doors/7.jpg','/img/base/doors/8.jpg','/img/base/doors/9.jpg';)

//==================================================

//  

function checkform(f) {
  var errMSG = ""; 
  //        f, 
  //    
  // ,    -  .            
  for (var i = 0; i<f.elements.length; i++) 
    //      required
    // ..   
    if (null!=f.elements[i].getAttribute("required")) 
       // ,     
        if (isEmpty(f.elements[i].value)) // 
            errMSG += "  " + f.elements[i].name + "\n"; //  
                                                       //  ,  
                                                       //  
        //      ,
        //  ,   false     
        if ("" != errMSG) {
            alert("    :\n" +errMSG);
            return false;
        }
}


function isEmpty(str) {
   for (var i = 0; i < str.length; i++)
      if (" " != str.charAt(i))
          return false;
      return true;
}